TY  - BOOK
AU  - Chartrand,Gary
AU  - Lesniak,Linda
AU  - Zhang,Ping
TI  - Graphs & digraphs
T2  - Textbooks in mathematics
SN  - 9781498735766 (hbk.)
U1  - 511.5 
KW  - Graph theory
KW  - Directed graphs
N1  - "A Chapman & Hall book."; Includes bibliographical references and indexes
ER  -